Open Folio Archive

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Volumes are grouped by subject. Every entry is available as a TIFF master set, a full-resolution PDF and a reduced PDF for reading on screen.

Natural history

TitleAuthorYear
Kunstformen der NaturErnst Haeckel1904
Metamorphosis insectorum SurinamensiumMaria Sibylla Merian1705
On the Origin of SpeciesCharles Darwin1859

Science and medicine

TitleAuthorYear
MicrographiaRobert Hooke1665
De humani corporis fabricaAndreas Vesalius1543
Anatomy, Descriptive and SurgicalHenry Gray1858

Mathematics

TitleAuthorYear
The First Six Books of the Elements of EuclidOliver Byrne1847
Philosophiae Naturalis Principia MathematicaIsaac Newton1687

Looking for a specific edition? Check the formats page for how volumes are named, then see downloading.